MUSB-Rx/So is extension dedicated to active USB mouse extension. Cooperate with sets: MUSB-1/1/So, MUSB-4/1 and MUSB-4/1/So. Increases number of controlled devices through USB mouse and can be used to build the control devices located in different places (distributed system in star topology). With address switches, it is possible to any address setting in the range of 1 – 8. Built-in optical separation, allows to use devices in difficult industry conditions and always there, where are  strong sources of interference and potential differences.

It has resistant for distortions RS-485 interface, so transmission may be done up to distance of 1200 m. Control may be transmitted also by fiber optic converters or wireless systems of AV-LiNK telemetry.